128567841

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{15601}}^1$

素因数の和:15712

約数の個数: 16

約数和(自身を含む): 178237248

約数和(自身を除く): 49669407

約数列:

[1, 3, 41, 67, 123, 201, 2747, 8241, 15601, 46803, 639641, 1045267, 1918923, 3135801, 42855947, 128567841]

約数ペア:

[(1, 128567841), (3, 42855947), (41, 3135801), (67, 1918923), (123, 1045267), (201, 639641), (2747, 46803), (8241, 15601)]